weirdsome
/ˈwɪərdˌsʊm/Definitions
1. adjective
describing an unusual or unexpected combination of strange and unpleasant qualities.
“The weirdsome atmosphere of the abandoned mansion made us feel uneasy.”
2. noun
an unusual or unpleasant quality that inspires unease or apprehension.
“The weirdsome feeling that she got from the stranger lingered for hours.”